SIC Program to swap the values of ALPHA and BETA
This System Software program shows how you can write a sequence of instructions in SIC to swap the values of the variables ALPHA and BETA.
Write a sequence of instructions for SIC to swap the values of ALPHA and BETA.
Sourcecode
| Line Number | Code | Description |
|---|---|---|
| 1 | LDA ALPHA | Load the value of ALPHA in Accumulator |
| 2 | STA GAMMA | Store the value of Accumulator to GAMMA |
| 3 | LDA BETA | Load the value of BETA to Accumulator |
| 4 | STA ALPHA | Store the value of Accumulator to ALPHA |
| 5 | LDA GAMMA | Load the value of GAMMA to Accumulator |
| 6 | STA BETA | Store the value of Accumulator to BETA |
| 7 | ALPHA RESW 1 | Reserve 1 word for ALPHA |
| 8 | BETA RESW 1 | Reserve 1 word for BETA |
| 9 | GAMMA RESW 1 | Reserve 1 word for GAMMA |